Raising and sustaining productivity of smallholder farming systems in the tropics. A handbook of sustainable agricultural development
| Autor principal: | |
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Alkmaar (Holanda) :
AgBé Publishing,
1990
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| Materias: |
Universidad Nacional Agraria
| Copia | Disponible |
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